Sample rack



FIG. 1 is a front, top and right side perspective view of a sample rack according to the design;

FIG. 2 is a rear, top and left side perspective view thereof.

FIG. 3 is a rear, bottom and left side perspective view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a cross-sectional view taken along line 10-10 of FIG. 4 ;

FIG. 11 is a cross-sectional view taken along line 11-11 of FIG. 8 ;

FIG. 12 is a cross-sectional view taken along line 12-12 of FIG. 8 ;

FIG. 13 is a cross-sectional view taken along line 13-13 of FIG. 4 ; and,

FIG. 14 is a cross-sectional view taken along line 14-14 of FIG. 4 .

The broken lines illustrate portions of the sample rack that form no part of the claimed design. 

CLAIM The ornamental design for a sample rack, as shown and described. 